package Thread;

class MyTread extends Thread{
    @Override
    public void run(){
        while(true){
            System.out.println("hello world");
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        }
    }
}

public class ThreadDemo01 {
    public static void main(String[] args) {
        Thread t = new MyTread();
        t.start();

        while(true){
            System.out.println("hello main");
        }
    }
}
